Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.HeatPumps.Examples.Carnot_y.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo", uses=false) Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: "" <> buildModelFMU(IBPSA.Fluid.HeatPumps.Examples.Carnot_y,fileNamePrefix="IBPSA_latest_IBPSA_Fluid_HeatPumps_Examples_Carnot_y",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IBPSA.Fluid.HeatPumps.Examples.Carnot_y,fileNamePrefix="IBPSA_latest_IBPSA_Fluid_HeatPumps_Examples_Carnot_y",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001135/0.001135, allocations: 104.7 kB / 16.4 MB, free: 6.492 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001132/0.001132, allocations: 193.2 kB / 17.34 MB, free: 5.738 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.308/1.308, allocations: 222.9 MB / 241 MB, free: 15.08 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.7008/0.7008, allocations: 115.3 MB / 406.5 MB, free: 6.109 MB / 318.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001178/0.001178, allocations: 63.95 kB / 0.5572 GB, free: 32.46 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1383/0.1395, allocations: 76.19 MB / 0.6316 GB, free: 4.859 MB / 478.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Fluid.HeatPumps.Examples.Carnot_y): time 0.07614/0.2156, allocations: 75.15 MB / 0.705 GB, free: 9.438 MB / 0.545 GB Notification: Performance of NFInst.instExpressions: time 0.02169/0.2374, allocations: 15.15 MB / 0.7198 GB, free: 10.23 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002451/0.2399, allocations: 63.62 kB / 0.7198 GB, free: 10.17 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.002486/0.2424, allocations: 0.8384 MB / 0.7207 GB, free: 9.328 MB / 0.5606 GB Notification: Performance of NFTyping.typeBindings: time 0.006956/0.2494, allocations: 2.588 MB / 0.7232 GB, free: 6.73 MB / 0.5606 GB Notification: Performance of NFTyping.typeClassSections: time 0.00352/0.253, allocations: 1.396 MB / 0.7245 GB, free: 5.344 MB / 0.5606 GB Notification: Performance of NFFlatten.flatten: time 0.006035/0.259, allocations: 4.398 MB / 0.7288 GB, free: 0.9375 MB / 0.5606 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00251/0.2615, allocations: 1.448 MB / 0.7303 GB, free: 15.46 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004014/0.2656, allocations: 1.68 MB / 0.7319 GB, free: 13.78 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002293/0.2679, allocations: 1.214 MB / 0.7331 GB, free: 12.56 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.0005002/0.2684, allocations: 164 kB / 0.7332 GB, free: 12.4 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003311/0.2717, allocations: 1.408 MB / 0.7346 GB, free: 10.99 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.0006507/0.2724, allocations: 394.6 kB / 0.735 GB, free: 10.61 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.001814/0.2742, allocations: 0.9022 MB / 0.7359 GB, free: 9.699 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.005396/0.2796, allocations: 2.871 MB / 0.7387 GB, free: 6.82 MB / 0.5762 GB Notification: Performance of FrontEnd - DAE generated: time 6.552e-06/0.2797, allocations: 0 / 0.7387 GB, free: 6.82 MB / 0.5762 GB Notification: Performance of FrontEnd: time 1.974e-06/0.2797, allocations: 0 / 0.7387 GB, free: 6.82 MB / 0.5762 GB Notification: Performance of Transformations before backend: time 9.085e-05/0.2798, allocations: 0 / 0.7387 GB, free: 6.82 MB / 0.5762 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 240 * Number of variables: 240 Notification: Performance of Generate backend data structure: time 0.005032/0.2848, allocations: 2.083 MB / 0.7407 GB, free: 4.668 MB / 0.5762 GB Notification: Performance of prepare preOptimizeDAE: time 5.694e-05/0.2849, allocations: 8.031 kB / 0.7407 GB, free: 4.66 MB / 0.5762 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0003593/0.2853, allocations: 148.1 kB / 0.7409 GB, free: 4.508 MB / 0.5762 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001209/0.2865, allocations: 230.8 kB / 0.7411 GB, free: 4.281 MB / 0.5762 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003921/0.2904, allocations: 1.52 MB / 0.7426 GB, free: 2.707 MB / 0.5762 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.528e-05/0.2905, allocations: 74 kB / 0.7426 GB, free: 2.633 MB / 0.5762 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002492/0.2908, allocations: 108 kB / 0.7427 GB, free: 2.527 MB / 0.5762 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002825/0.2936, allocations: 1.1 MB / 0.7438 GB, free: 1.395 MB / 0.5762 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.641e-05/0.2937, allocations: 3.938 kB / 0.7438 GB, free: 1.391 MB / 0.5762 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001172/0.2938, allocations: 36 kB / 0.7438 GB, free: 1.355 MB / 0.5762 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.631e-05/0.2939, allocations: 24 kB / 0.7439 GB, free: 1.332 MB / 0.5762 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002071/0.2959, allocations: 0.8939 MB / 0.7447 GB, free: 448 kB / 0.5762 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.3034/0.5993, allocations: 4.892 MB / 0.7495 GB, free: 108.3 MB / 0.5762 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001532/0.6009, allocations: 0.6183 MB / 0.7501 GB, free: 108.1 MB / 0.5762 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0007368/0.6016, allocations: 349.2 kB / 0.7505 GB, free: 107.9 MB / 0.5762 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0005185/0.6022, allocations: 0.8265 MB / 0.7513 GB, free: 107 MB / 0.5762 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.603e-05/0.6022, allocations: 43.16 kB / 0.7513 GB, free: 106.9 MB / 0.5762 GB Notification: Performance of pre-optimization done (n=61): time 4.268e-06/0.6022, allocations: 1.594 kB / 0.7513 GB, free: 106.9 MB / 0.5762 GB Notification: Performance of matching and sorting (n=61): time 0.007627/0.6098, allocations: 1.691 MB / 0.753 GB, free: 106.5 MB / 0.5762 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.043e-05/0.6099, allocations: 58.56 kB / 0.753 GB, free: 106.4 MB / 0.5762 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002076/0.612, allocations: 1.233 MB / 0.7542 GB, free: 105.9 MB / 0.5762 GB Notification: Performance of collectPreVariables (initialization): time 0.0001326/0.6121, allocations: 43.8 kB / 0.7543 GB, free: 105.9 MB / 0.5762 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004975/0.6126, allocations: 0.6022 MB / 0.7548 GB, free: 105.5 MB / 0.5762 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002069/0.6128, allocations: 213.8 kB / 0.7551 GB, free: 105.3 MB / 0.5762 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002686/0.6131, allocations: 153.5 kB / 0.7552 GB, free: 105.2 MB / 0.5762 GB Notification: Performance of setup shared object (initialization): time 6.927e-05/0.6132, allocations: 333.5 kB / 0.7555 GB, free: 104.9 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006686/0.6139, allocations: 290.6 kB / 0.7558 GB, free: 104.8 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0007957/0.6147, allocations: 0.4948 MB / 0.7563 GB, free: 104.5 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001289/0.616, allocations: 0.7098 MB / 0.757 GB, free: 104.1 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.859e-06/0.616, allocations: 2.656 kB / 0.757 GB, free: 104.1 MB / 0.5762 GB Notification: Performance of matching and sorting (n=88) (initialization): time 0.004714/0.6207, allocations: 1.275 MB / 0.7582 GB, free: 103.7 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 2.686e-05/0.6208, allocations: 6.219 kB / 0.7582 GB, free: 103.7 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.331e-05/0.6208, allocations: 3.938 kB / 0.7582 GB, free: 103.7 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0006327/0.6214, allocations: 138.2 kB / 0.7584 GB, free: 103.7 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007324/0.6222, allocations: 156.6 kB / 0.7585 GB, free: 103.7 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0008401/0.623, allocations: 0.7096 MB / 0.7592 GB, free: 103.1 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001158/0.6242, allocations: 118.2 kB / 0.7593 GB, free: 103.1 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.387e-05/0.6243, allocations: 30.58 kB / 0.7593 GB, free: 103 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001279/0.6256, allocations: 0.5522 MB / 0.7599 GB, free: 102.8 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0008148/0.6264, allocations: 0.4888 MB / 0.7604 GB, free: 102.4 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001357/0.6278, allocations: 0.7052 MB / 0.761 GB, free: 102.1 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.107e-06/0.6278, allocations: 1.188 kB / 0.761 GB, free: 102.1 MB / 0.5762 GB Notification: Performance of matching and sorting (n=88) (initialization_lambda0): time 0.004954/0.6327, allocations: 1.273 MB / 0.7623 GB, free: 101.7 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 1.654e-05/0.6328, allocations: 6.281 kB / 0.7623 GB, free: 101.7 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.115e-06/0.6328, allocations: 3.656 kB / 0.7623 GB, free: 101.7 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004963/0.6333, allocations: 139.4 kB / 0.7624 GB, free: 101.7 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000596/0.6339, allocations: 154 kB / 0.7626 GB, free: 101.7 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0006823/0.6346, allocations: 0.7093 MB / 0.7633 GB, free: 101.1 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00123/0.6358, allocations: 94.44 kB / 0.7634 GB, free: 101 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.263e-05/0.6359, allocations: 35.36 kB / 0.7634 GB, free: 101 MB / 0.5762 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 16 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (78): * Single equations (assignments): 77 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,10)} Notification: Performance of prepare postOptimizeDAE: time 0.0003157/0.6363, allocations: 224.8 kB / 0.7636 GB, free: 100.8 MB / 0.5762 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003079/0.6366, allocations: 139.7 kB / 0.7637 GB, free: 100.7 MB / 0.5762 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.00477/0.6414, allocations: 1.265 MB / 0.765 GB, free: 100.1 MB / 0.5762 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.702e-05/0.6414, allocations: 5.656 kB / 0.765 GB, free: 100.1 MB / 0.5762 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.486e-06/0.6414, allocations: 6.328 kB / 0.765 GB, free: 100.1 MB / 0.5762 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.003962/0.6454, allocations: 1.104 MB / 0.7661 GB, free: 99.48 MB / 0.5762 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006416/0.6518, allocations: 2.618 MB / 0.7686 GB, free: 97.68 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.006e-05/0.6519, allocations: 4.125 kB / 0.7686 GB, free: 97.68 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004704/0.6523, allocations: 114 kB / 0.7687 GB, free: 97.65 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0004554/0.6528, allocations: 128.6 kB / 0.7689 GB, free: 97.59 MB / 0.5762 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.178e-05/0.6529, allocations: 21.36 kB / 0.7689 GB, free: 97.58 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.004312/0.6572, allocations: 2.64 MB / 0.7715 GB, free: 95.36 MB / 0.5762 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.829e-06/0.6572, allocations: 3.969 kB / 0.7715 GB, free: 95.36 MB / 0.5762 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.004878/0.6621, allocations: 1.701 MB / 0.7731 GB, free: 94.34 MB / 0.5762 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006452/0.6628, allocations: 298.5 kB / 0.7734 GB, free: 94.09 MB / 0.5762 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001749/0.663, allocations: 15.91 kB / 0.7734 GB, free: 94.08 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007675/0.6637, allocations: 63.67 kB / 0.7735 GB, free: 94.04 MB / 0.5762 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001137/0.6639, allocations: 59.91 kB / 0.7735 GB, free: 94.01 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.585e-05/0.6639, allocations: 27.8 kB / 0.7736 GB, free: 94 MB / 0.5762 GB Notification: Performance of sorting global known variables: time 0.001058/0.665, allocations: 0.8803 MB / 0.7744 GB, free: 93.51 MB / 0.5762 GB Notification: Performance of sort global known variables: time 1.3e-07/0.665, allocations: 4 kB / 0.7744 GB, free: 93.5 MB / 0.5762 GB Notification: Performance of remove unused functions: time 0.001796/0.6668, allocations: 0.717 MB / 0.7751 GB, free: 93.38 MB / 0.5762 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 15 * Number of states: 2 (heaPum.con.vol.dynBal.U,heaPum.eva.vol.dynBal.U) * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (55): * Single equations (assignments): 50 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 4 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,10)} Notification: Performance of Backend phase and start with SimCode phase: time 0.005741/0.6726, allocations: 2.595 MB / 0.7777 GB, free: 91.72 MB / 0.5762 GB Notification: Performance of simCode: created initialization part: time 0.00256/0.6752, allocations: 1.117 MB / 0.7788 GB, free: 90.67 MB / 0.5762 GB Notification: Performance of simCode: created event and clocks part: time 7.093e-06/0.6752, allocations: 4.188 kB / 0.7788 GB, free: 90.66 MB / 0.5762 GB Notification: Performance of simCode: created simulation system equations: time 0.001377/0.6766, allocations: 0.568 MB / 0.7793 GB, free: 90.08 MB / 0.5762 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003695/0.6803, allocations: 0.7996 MB / 0.7801 GB, free: 89.34 MB / 0.5762 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01716/0.6975, allocations: 9.816 MB / 0.7897 GB, free: 79.25 MB / 0.5762 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005701/0.6981, allocations: 1.183 MB / 0.7908 GB, free: 78.04 MB / 0.5762 GB Notification: Performance of simCode: alias equations: time 0.001099/0.6992, allocations: 308.2 kB / 0.7911 GB, free: 77.75 MB / 0.5762 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006042/0.6998, allocations: 0.5148 MB / 0.7916 GB, free: 77.23 MB / 0.5762 GB Notification: Performance of SimCode: time 7.12e-07/0.6998, allocations: 0 / 0.7916 GB, free: 77.23 MB / 0.5762 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.06726/0.7671, allocations: 43.33 MB / 0.834 GB, free: 34.36 MB / 0.5762 GB Notification: Performance of buildModelFMU: Generate platform static: time 13.53/14.3, allocations: 10.34 kB / 0.834 GB, free: 34.35 MB / 0.5762 GB (rm -f IBPSA_latest_IBPSA.Fluid.HeatPumps.Examples.Carnot_y.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.HeatPumps.Examples.Carnot_y.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.HeatPumps.Examples.Carnot_y.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.HeatPumps.Examples.Carnot_y.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_IBPSA_latest_IBPSA_Fluid_HeatPumps_Examples_Carnot_y_fmu --startTime=0 --stopTime=3600 --timeout=50 --tolerance=1e-06 IBPSA_latest_IBPSA_Fluid_HeatPumps_Examples_Carnot_y.fmu > IBPSA_latest_IBPSA.Fluid.HeatPumps.Examples.Carnot_y.pipe 2>&1)